Home / 11,168.08-15,411.87-6,132.38

Finding the Fourth Proportional to 11,168.08, 15,411.87 and 6,132.38

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Solution

The fourth proportional to 11,168.08, 15,411.87 and 6,132.38 is: 8,462.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,168.08 : 15,411.87 = 6,132.38 : x
  2. Step 2: Convert to fraction form
    11,168.08/15,411.87 = 6,132.38/x
  3. Step 3: Cross multiply
    11,168.08x = 15,411.87 × 6,132.38
  4. Step 4: Simplify right side
    11,168.08x = 94,511,443.35
  5. Step 5: Solve for x
    x = 94,511,443.35/11,168.08
  6. Step 6: Final answer
    x = 8,462.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.